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Восстановление данных DB2 (Linux, UNIX, Windows)

CL492 4 дн. / 32 ак. ч. Точной даты нет, вы можете зарегистрироваться

Описание Курса:

Gain a deeper understanding of the advanced recovery features of DB2 9 for Linux, UNIX, and Windows database environments with single and multiple partition databases. Get practical experience in the planning and utilization of a wide variety of DB2 recovery facilities in a series of database recovery scenarios you complete during lab exercises using DB2 Enterprise 9.7 for Linux.

The purpose of this course is to enable the learning to gain a deeper understanding of the advanced recovery features of DB2 9 for Linux, UNIX, and Windows database environments with single and multiple partition databases. In this course, the learning will receive practical experience in the planning and utilization of a wide variety of DB2 recovery facilities in a series of database recovery scenarios you complete during lab exercises using DB2 Enterprise 9.7 for Linux.

Аудитория:

This advanced course is for experienced database administrators who plan and implement recovery and high availability plans for DB2 9 for Linux, UNIX and Windows databases using single or multiple partition DPF databases. The lab exercises can be performed using a single partition or a multiple partition DPF database using DB2 Enterprise 9.7 for Linux.

This course is appropriate for those using DB2 in a z/Linux environment.

Предварительная подготовка:

  • DB2 9 Database Administration Workshop for Linux, UNIX, and Windows (CL2X2)
  • DB2 9 Database Administration Workshop for Linux (CL202) or
  • DB2 9 Database Administration Workshop for UNIX (CL212) or
  • DB2 9 Database Administration Workshop for Windows (CL232) or
  • Fast Path to DB2 9 for Experienced Relational DBAs (CL282) or
  • DB2 9 for Linux, UNIX, and Windows Quickstart for Experienced Relational DBAs (CL482) or
  • DB2 9 for LUW Multiple Partition DBA Workshop (CL24) or
  • DB2 9 for LUW Multiple Partition Environment for Single Partition DBAs (CL25)
  • or have equivalent experience.

Сертификация:

Содержание:

DB2 Database Recovery Review

  • State the three types of recovery support
  • Explain the basic principles DB2 uses for database recovery and restart
  • Describe the capabilities and functional requirements of DB2 logging
  • Select options for some of the DB2 database parameters that support recovery

DB2 Recovery Log Management

  • Select the DB2 Database parameters that support the DB2 logs
  • Configure the database options to automate archive log management
  • Implement infinite active logging to support applications that require large amounts of logged database changes
  • Describe the options provided by DB2 9 for Linux, UNIX, and Windows to reduce log volume, including the NOT LOGGED INITIALLY option

DB2 Dropped Table Recovery

  • Explain the DB2 facility to recover from an SQL DROP TABLE statement issued in error
  • Implement dropped table recovery for selected table spaces
  • Use the DB2 LIST HISTORY command to gather the information needed to recover a dropped table
  • Plan and invoke the DB2 utilities involved in recovering a dropped table

Database Rebuild Support

  • Review the considerations of using standard DB2 database recovery options
  • Explain the capabilities of the REBUILD option for the RESTORE command
  • List the types of information included in each DB2 backup image and describe how it is used to support rebuilding a database
  • Plan for supporting database and disaster recovery scenarios using DB2 database and table space backups using the RESTORE command with a REBUILD option
  • Utilize LIST UTILITIES SHOW DETAIL to monitor progress of a RESTORE Utility during database rebuilding

Table Space Recovery

  • Plan for point-in-time recovery of a table spaces to support application processing errors
  • Explain how the minimum recovery time for a table space may impact application point in time recovery
  • Use the ONLINE option for RESTORE and ROLLFORWARD commands to recover selected table spaces with an active database

DB2 Incremental Backup and Recovery

  • Plan a database recovery strategy that includes both full and Incremental backups to reduce the duration and size of database backups
  • Implement a physical database design to take advantage of Incremental backups of selected table spaces
  • Utilize an Incremental restore to recover a DB2 database or table space from Incremental backup images
  • Use the LIST UTILITIES command to track the processing of an Incremental backup or restore process

DB2 Database Crash Recovery

  • Describe the concepts and processing for DB2 database crash recovery
  • Select an appropriate value for SOFTMAX to reduce database crash recovery time
  • Configure DB2 database options to support crash recovery for applications
  • Describe the impact of a database crash and restart for DB2 Utilities like LOAD, REORG and IMPORT

DB2 Database and Table Space Relocation

  • Explain the facility of the DB2 RESTORE command to recover table spaces to different containers
  • Use the SET TABLESPACE CONTAINERS command to define new containers during a redirected restore
  • Utilize the RESTORE utility to change the database storage paths for AUTOMATIC STORAGE table spaces
  • Plan the use of redirected restore as part of a disaster recovery
  • Describe two methods that can be used to convert a DMS table space to utilize automatic storage
  • Use the GENERATE SCRIPT option of RESTORE to set up a command script for a redirected restore operation
  • Copy schemas from one database to another using the TRANSPORT option of the RESTORE utility
  • Use db2relocatedb when moving or copying DB2 databases with non-DB2 utilities

DB2 Additional Recovery Facilities

  • Explain the LOAD Utility options COPY YES, COPY NO and NONRECOVERABLE impact on database recovery
  • Select the appropriate method for protecting the database from loss of log file
  • Select the BACKUP Utility option to include the required logs in an online backup image
  • Use the DB2 ARCHIVE LOG command to make the current DB2 log available for archival
  • Implement the DB2 option for blocking update transactions when the log disk becomes full
  • Implement the DB2 Utility Throttle using the UTIL_IMPACT_LIM Database Manager configuration option
  • Configure a DB2 database for automatic backups
  • Explain the self optimizing features of the Backup Utility

DB2 Recovery History File

  • Explain the information recorded in the Recovery History file
  • Use the DB2 LIST HISTORY command to display selected information needed to plan database recovery
  • Retrieve information from the database recovery history using SQL
  • Configure a DB2 database for automatic removal of database recovery objects including backups and archived logs
  • Use the PRUNE HISTORY command to remove outdated information in the Recovery History
  • Restore a damaged Recovery History file

High Availability and Split Mirror Database Copy

  • Describe various techniques for supporting High Availability of DB2 databases
  • Explain the concepts involved when implementing the automated failover of a DB2 database
  • Describe the integrated cluster configuration and management features of DB2
  • Discuss the concepts used by DB2 pureScale to support High Availability for a DB2 database
  • Plan for using split mirror copies to create a standby database, a database snapshot or a database mirror
  • Utilize the SET WRITE SUSPEND and DBD2INIDB commands with split mirror database copies
  • Use the AS SNAPSHOT option of the DB2 BACKUP and RESTORE utilities

Basic Database Disaster Recovery Techniques

  • Describe the benefits and limitations of several methods for supporting database disaster recovery
  • Explain setup for a Standby database at a remote location
  • Plan for database disaster recovery using remotely mirrored disks
  • Describe the use of DB2 Replication to recover selected DB2 tables in a remote database

DB2 High Availability Disaster Recovery (HADR)

  • Describe the benefits and limitations of implementing High Availability Disaster Recovery (HADR)
  • Implement HADR, including the setup of a Primary and Standby database
  • Use the commands START HADR, STOP HADR, and TAKEOVER to manage an operational HADR system
  • Plan for the use of the DB2 Utilities like LOAD, REORG, Backup and Restore in an HADR environment
  • Select appropriate HADR database configuration options in order to meet the requirements of a specific application environment including the HADR_PEER_WINDOW
  • Monitor the status of the Primary and Standby database using GET SNAPSHOT FOR DATABASE or db2pd - hadr
  • Implement Read-only application access to the Standby Database of an HADR database environment

DB2 DPF Partitioned Database Recovery Considerations

  • Explain database recovery facilities in a DB2 DPF partitioned database
  • Describe the use of the Single System View options for Backup of a partitioned database
  • Recover a partitioned database using the TO END OF LOGS option of the ROLLFORWARD command
  • Create an online Backup of a DPF partitioned database that includes all of the required active logs
  • Implement automated archival of DB2 logs in a DPF partitioned database
  • Perform dropped table recovery in a DPF partitioned database
  • Use the REBUILD option of RESTORE to build a partial copy of a DPF Partitioned database
  • Describe the crash recovery processing performed for a DPF partitioned database
  • Explain the use of redirected restores and db2relocatedb with DPF partitioned databases
  • Use db2inidb for split mirror copies with a DPF partitioned databases

Приобретаемые навыки:

  • Describe the unique recovery planning requirements for DB2 9 single partition and DPF multiple partition databases
  • Explore the DB2 for Linux, UNIX and Windows recovery facilities and database configuration options
  • Plan the implementation of automated archival and retrieval of database logs
  • Recover a DB2 table following a DROP TABLE command issued in error
  • Utilize the REBUILD option of the RESTORE Utility to recover a full or partial database copy using either database or table space backups
  • Plan and execute the recovery of table spaces to a selected point in time
  • Effectively utilize incremental backup and restore to reduce the size and duration of DB2 database backups
  • Describe the database crash recovery processing performed when there is an unplanned outage of a DB2 database server and select database configuration options to minimize the restart time.
  • Utilize the redirected restore option to recover DB2 data to alternate disk configurations and invoke the db2relocatedb command to alter the configuration of a DB2 database
  • Execute recovery scenarios, including loss of DB2 log data using the DB2 log mirroring option, and configure a database for automatic backups
  • Utilize the information in the DB2 recovery history file to plan and execute various DB2 utilities
  • Configure a DB2 database to automatically remove recovery objects that are no longer needed, including backups and archived logs
  • List the benefits and limitations of disaster recovery alternatives including log shipping to a standby database or using DB2 replication
  • Utilize the db2haicu command to select options for the integrated high availability cluster support for DB2 databases
  • Explore the options for operation of DB2 databases in high availability environments including the use of a split mirror copy of the database
  • Plan, implement, and manage the Primary and Standby databases using the High Availability Disaster Recovery (HADR) facilities of DB2 9 for Linux, UNIX and Windows databases
  • Implement Read-Only application access to the Standby database in a HADR environment

Документы об окончании курса / Материалы и сертификаты:

Информация курса

Курс проводится в Киеве, ул.Шота Руставели 39/41, 8-й этаж , офис 803. Язык курса — русский.

Тренер курса: Вячеслав Руденко Вячеслав Руденко
Девиз:"Учитесь так, как будто вам предстоит жить вечно. Живите так, как будто вам предстоит умереть завтра" (Махатма Ганди)
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